23094021 has 4 divisors (see below), whose sum is σ = 30792032. Its totient is φ = 15396012.

The previous prime is 23094017. The next prime is 23094037. The reversal of 23094021 is 12049032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23094021 - 2² = 23094017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23094821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3849001 + ... + 3849006.

It is an arithmetic number, because the mean of its divisors is an integer number (7698008).

Almost surely, 2^23094021 is an apocalyptic number.

It is an amenable number.

23094021 is a deficient number, since it is larger than the sum of its proper divisors (7698011).

23094021 is an equidigital number, since it uses as much as digits as its factorization.

23094021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7698010.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 23094021 is about 4805.6238928988. The cubic root of 23094021 is about 284.7736830575.

The spelling of 23094021 in words is "twenty-three million, ninety-four thousand, twenty-one".